expand on metadata address space security
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@ -153,7 +153,8 @@ allocation and then unmapped on free.
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size class regions interspersed with guard pages
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size class regions interspersed with guard pages
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* Zero size allocations are memory protected
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* Zero size allocations are memory protected
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* Protected allocator metadata
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* Protected allocator metadata
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* Address space for metadata is never used for allocations and vice versa
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* Address space for metadata is entirely reserved during initialization and
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never reused for allocations or anything else
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* [implementing stronger protection is in-progress]
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* [implementing stronger protection is in-progress]
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* Extension for retrieving the size of allocations with fallback
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* Extension for retrieving the size of allocations with fallback
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to a sentinel for pointers not managed by the allocator
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to a sentinel for pointers not managed by the allocator
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